Posted in News Expert who helped convict Lucy Letby misdiagnosed boy’s brain tumour as ‘bulimia’ February 15, 2026 Dr Dewi Evan’s evidence against Lucy Letby, 36, played a key role in her conviction in 2023 for the murders of seven babies and the attempted murders of seven others. https://www.dailymail.co.uk/news/article-15561205/Expert-Lucy-Letby-misdiagnosed-brain-tumour-bulimia.html?ns_mchannel=rss&ns_campaign=1490&ito=1490